To be 'civilised' essentially meant being a townsman, governed by the constitution and legal statutes of that community. The word 'civilization' comes from the Latin word for townsman or citizen, civis, and its adjectival form, civilis.
The word civilization (or civilisation) has a variety of meanings related to human society. The ruins of Machu Picchu, 'the Lost City of the Incas,' has become the most recognizable symbol of the Inca civilization.